Polystyrene - supported N - benzyl - N - alkyl - aminopyridine was prepared through chloromethylated polystyrene treated with 4 - aminopyridine and alkylation agents.是什么意思？

Polystyrene - supported N - benzyl - N - alkyl - aminopyridine was prepared through chloromethylated polystyrene treated with 4 - aminopyridine and alkylation agents.

本文以聚苯乙烯氯球为原料,通过与 4- 氨基吡啶及烷基化试剂反应,制成聚苯乙烯支载N - 烷基-N-苄基氨基吡啶催化剂.

supported

v. 支持( support的过去式和过去分词 )，帮助，支撑，维持；

例句
Leaders in America have generally supported military action...
美国领导人普遍支持采取军事行动。

benzyl

n. 苯甲基（即苄基）；

例句
METHODS: The target compound was synthesized from N - benzyl protected aminoacetophenone through hydrogenation, benzoylation and reduction.
方法: 以氮 - 苄基保护胺基酮为原料,经氢化, 苯甲酰化,还原三步合成双苯甲酰沙丁胺醇酯.

alkyl

n. 烷基，烃基；adj. 烷基的，烃基的；

例句
Nonionics include polyoxyethylene condensates, sucrose esters and alkyl amine oxides.
非离子型表面活性剂有聚氧乙烯缩合物糖酯和烷基胺氧化物.

aminopyridine

n. 氨基吡啶；

例句
Polystyrene - supported N - benzyl - N - alkyl - aminopyridine was prepared through chloromethylated polystyrene treated with 4 - aminopyridine and alkylation agents.
本文以聚苯乙烯氯球为原料,通过与 4- 氨基吡啶及烷基化试剂反应,制成聚苯乙烯支载N - 烷基-N-苄基氨基吡啶催化剂.

was

v. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去式 ），在，存在，不受干扰；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

prepared

adj. 事先准备好的，愿意的，期望的；adv. 事先准备好地，愿意地，期望地；v. 准备( prepare的过去式和过去分词)，预备（饭菜），配备，使（自己）有准备；

例句
The officers and crew prepared to abandon ship in an orderly fashion.
全体船员秩序井然地准备弃船。

through

prep. 通过，穿过，经由，透过，凭借；adv. 从头到尾，彻底，自始至终；adj. （电话）接通，通话完毕，有洞的，直达的；

例句
The proposal was instantly voted through with two to one in favour, accompanied by enthusiastic applause...
在热烈的掌声中，提案以2比1的优势很快通过了表决。

treated

adj. 已处理过的，精制过的，加工过的；v. 处理( treat的过去式和过去分词 )，探讨，对待，请（客）；

例句
Single people are treated as an aberration and made to pay a supplement.
独身者被当成异类，而且要付一笔额外的费用。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

alkylation

n. 烷化，烃化；

例句
These derivatives are readily obtained by alkylation of 2 - mercaptopyridine and alkyl halides under alkaline conditions.
这些衍生物可以容易地在碱性条件下通过 2- 巯基吡啶和卤代烷的烷基化而得到.

agents

n. 代理人( agent的名词复数 )，作用者，（起作用或影响的）动因，（化学）剂；

例句
In many societies young men regard themselves as highly active, the agents of change, shapers of the world.
在许多社会中，年轻人将自己看成是高度活跃的分子，是变革的推动者和世界的塑造者。